1970 Oldsmobile Cutlass Delco 1100777, Dated Feb. 13, 1970, (Rebuilt and Updated, dyno tested with confirmed AMP output) OEM - Assembly Line 55++ Amp Alternator.  Updated using new Delco electrical components, at Idle this 1100777 Alternator puts out 75 Amps and max output at higher RPM than idle it tested at 107 Amps.  Set bolt threads are OEM, no Helicoil, see photo #3 for a look at OEM Factory threads.  Should provide many years of service and can accept additional electrical accessories that require more electrical output than OEM Stock.  It will also perform well with OEM accessories like AC, Power Windows and Power Seat options.  You need a OEM Alternator for your 442 that will power a highly accessorized car to include a monster Stereo System, this is the Alternator that was updated for your Oldsmobile.  Possibly may also  be a correct OEM Alternator for other 1970 Oldsmobile Models, do you research.  Ready to bolt on and use stock OEM unmolested Wiring scheme for OEM 1970 Oldsmobile.